TY  - RPRT
TI  - Quality of surface waters of the United States, 1960 parts 3 and 4, Ohio River Basin and St. Lawrence River basin
AU  - S. K. Love
PY  - 1968
DO  - 10.3133/wsp1742
UR  - https://pubs.usgs.gov/publication/wsp1742
ID  - wsp1742
ER  -